97927013 has 2 divisors, whose sum is σ = 97927014. Its totient is φ = 97927012.

The previous prime is 97927009. The next prime is 97927061. The reversal of 97927013 is 31072979.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76702564 + 21224449 = 8758^2 + 4607^2 .

It is a cyclic number.

It is not a de Polignac number, because 97927013 - 2² = 97927009 is a prime.

It is a Chen prime.

It is equal to p_5649059 and since 97927013 and 5649059 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97927213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48963506 + 48963507.

It is an arithmetic number, because the mean of its divisors is an integer number (48963507).

Almost surely, 2^97927013 is an apocalyptic number.

It is an amenable number.

97927013 is a deficient number, since it is larger than the sum of its proper divisors (1).

97927013 is an equidigital number, since it uses as much as digits as its factorization.

97927013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23814, while the sum is 38.

The square root of 97927013 is about 9895.8078497917. The cubic root of 97927013 is about 460.9291443465.

The spelling of 97927013 in words is "ninety-seven million, nine hundred twenty-seven thousand, thirteen".